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The patent EP2536531 was granted to MAG IAS on Dec 15, 2021. The application was filed on Feb 2, 2011 under application number EP11703184A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| GEBR HELLER MASCHINENFABRIK | Aug 27, 2019 | JACKISCH KOHL | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102006028728 |
| DESCRIPTION | DE102006034497 |
| DESCRIPTION | DE102007045045 |
| DESCRIPTION | DE10225514 |
| DESCRIPTION | DE19859051 |
| DESCRIPTION | DE3918034 |
| DESCRIPTION | EP0780192 |
| DESCRIPTION | GB1259071 |
| DESCRIPTION | US7070491 |
| DESCRIPTION | WO2009033920 |
| EXAMINATION | DE69228175T |
| INTERNATIONAL-SEARCH-REPORT | DE102007045045 |
| INTERNATIONAL-SEARCH-REPORT | DE10225514 |
| INTERNATIONAL-SEARCH-REPORT | EP0390938 |
| INTERNATIONAL-SEARCH-REPORT | US4463490 |
| INTERNATIONAL-SEARCH-REPORT | WO2009129925 |
| OPPOSITION | DE19717835 |
| OPPOSITION | DE2405694 |
| OPPOSITION | DE3106800 |
The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.
Date
Description
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Apr 28, 2022
Apr 22, 2022
Feb 24, 2022
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Nov 12, 2021
Nov 8, 2021
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Nov 8, 2021
Jul 30, 2021
Jul 30, 2021
Jul 30, 2021
Jul 26, 2021
Jul 23, 2021
Refund of fees
Search/Exam
Jul 21, 2021
Jul 21, 2021
Jul 16, 2021
Jul 15, 2021
(Electronic) Receipt
Appeal
Jul 15, 2021
Jul 15, 2021
Withdrawal of an appeal
Appeal
Jun 9, 2021
Jun 9, 2021
Jun 1, 2021
(Electronic) Receipt
Appeal
Jun 1, 2021
Jun 1, 2021
Notice of appeal
Appeal
Mar 31, 2021
Mar 31, 2021
Mar 31, 2021
Mar 30, 2021
Mar 30, 2021
Mar 30, 2021
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
Mar 29, 2021
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Mar 29, 2021
Mar 29, 2021
Means of redress
OPPO
Mar 29, 2021
Mar 29, 2021
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Mar 24, 2021
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Oct 14, 2019
Oct 11, 2019
Oct 10, 2019
Oct 10, 2019
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Sep 26, 2019
Sep 16, 2019
Authorisation
OPPO
Sep 16, 2019
Sep 11, 2019
Sep 11, 2019
Sep 6, 2019
Sep 3, 2019
Aug 28, 2019
Aug 28, 2019
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Aug 28, 2019
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Aug 28, 2019
Aug 27, 2019
Dec 10, 2018
Nov 2, 2018
Decision to grant a European patent
Search/Exam
Oct 17, 2018
(Electronic) Receipt
Search/Exam
Oct 17, 2018
English translation of the claims
Search/Exam
Oct 17, 2018
Filing of the translations of the claims
Search/Exam
Oct 17, 2018
French translation of claims
Search/Exam
Oct 17, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 19, 2018
Jun 19, 2018
Jun 19, 2018
Intention to grant (signatures)
Search/Exam
Jun 19, 2018
Text intended for grant (clean copy)
Search/Exam
Jun 19, 2018
May 11, 2018
Advice of delivery
Appeal
May 8, 2018
Advice of delivery
Appeal
May 3, 2018
Decision of the Board of Appeal
Search/Exam
May 3, 2018
May 3, 2018
F3032 Notification(s) of the decision
Search/Exam
May 3, 2018
Feb 21, 2018
Jul 22, 2016
Apr 14, 2016
(Electronic) Receipt
Appeal
Apr 14, 2016
Apr 14, 2016
Mar 30, 2016
Advice of delivery
Appeal
Mar 29, 2016
Advice of delivery
Appeal
Mar 24, 2016
Mar 24, 2016
Mar 9, 2016
Processing of an appeal
Appeal
Feb 25, 2016
(Electronic) Receipt
Appeal
Feb 25, 2016
Feb 25, 2016
Feb 25, 2016
Claims
Appeal
Feb 25, 2016
Claims
Appeal
Feb 25, 2016
Claims
Appeal
Feb 25, 2016
Feb 25, 2016
Dec 8, 2015
(Electronic) Receipt
Appeal
Dec 8, 2015
Dec 8, 2015
Notice of appeal
Appeal
Oct 20, 2015
Advice of delivery
Search/Exam
Oct 19, 2015
Advice of delivery
Search/Exam
Oct 16, 2015
Acknowledgement of a document
Search/Exam
Oct 16, 2015
Annex to the communication
Search/Exam
Oct 16, 2015
Oct 16, 2015
Oct 16, 2015
Grounds for the decision (Annex)
Search/Exam
Oct 16, 2015
Means of redress
Search/Exam
Oct 16, 2015
Oct 16, 2015
Oct 16, 2015
Oct 16, 2015
Sep 14, 2015
Sep 9, 2015
Aug 28, 2015
(Electronic) Receipt
Search/Exam
Aug 28, 2015
Amended claims with annotations
Search/Exam
Aug 28, 2015
Amended description with annotations
Search/Exam
Aug 28, 2015
Claims
Search/Exam
Aug 28, 2015
Description
Search/Exam
Aug 28, 2015
Aug 28, 2015
Letter accompanying subsequently filed items
Search/Exam
Aug 28, 2015
Letter dealing with oral proceedings
Search/Exam
Jul 6, 2015
Submission concerning representation
Search/Exam
May 13, 2015
Advice of delivery
Search/Exam
May 12, 2015
Advice of delivery
Search/Exam
May 11, 2015
Acknowledgement of a document
Search/Exam
May 11, 2015
Annex to the communication
Search/Exam
May 11, 2015
Summons to attend oral proceedings
Search/Exam
Apr 24, 2015
Preparation for oral proceedings
Search/Exam
Aug 11, 2014
(Electronic) Receipt
Search/Exam
Aug 11, 2014
Amended claims with annotations
Search/Exam
Aug 11, 2014
Amended description with annotations
Search/Exam
Aug 11, 2014
Claims
Search/Exam
Aug 11, 2014
Description
Search/Exam
Aug 11, 2014
Letter accompanying subsequently filed items
Search/Exam
Aug 11, 2014
Jun 4, 2014
May 28, 2014
(Electronic) Receipt
Search/Exam
May 28, 2014
Letter accompanying subsequently filed items
Search/Exam
May 28, 2014
Jan 31, 2014
Annex to the communication
Search/Exam
Jan 31, 2014
Communication from the Examining Division
Search/Exam
Dec 11, 2013
(Electronic) Receipt
Search/Exam
Dec 11, 2013
Amended claims with annotations
Search/Exam
Dec 11, 2013
Amended description with annotations
Search/Exam
Dec 11, 2013
Claims
Search/Exam
Dec 11, 2013
Description
Search/Exam
Dec 11, 2013
Letter accompanying subsequently filed items
Search/Exam
Dec 11, 2013
Sep 16, 2013
Refund of fees
Search/Exam
Sep 16, 2013
Refund of fees
Search/Exam
Aug 23, 2013
(Electronic) Receipt
Search/Exam
Aug 23, 2013
Letter accompanying subsequently filed items
Search/Exam
Aug 23, 2013
Letter concerning fees and payments
Search/Exam
Aug 13, 2013
Annex to the communication
Search/Exam
Aug 13, 2013
Communication from the Examining Division
Search/Exam
Aug 6, 2013
Examination started
Search/Exam
Jun 6, 2013
(Electronic) Receipt
Search/Exam
Jun 6, 2013
Letter accompanying subsequently filed items
Search/Exam
Jun 6, 2013
Priority search results
Search/Exam
Jun 6, 2013
May 15, 2013
Apr 4, 2013
Mar 15, 2013
(Electronic) Receipt
Search/Exam
Mar 15, 2013
Letter accompanying subsequently filed items
Search/Exam
Mar 15, 2013
Reply to Written Opinion prepared by the EPO
Search/Exam
Nov 28, 2012
Sep 25, 2012
Sep 21, 2012
Communication to designated inventor
Search/Exam
Sep 21, 2012
Communication to designated inventor
Search/Exam
Sep 21, 2012
Communication to designated inventor
Search/Exam
Sep 4, 2012
Aug 8, 2012
(Electronic) Receipt
Search/Exam
Aug 8, 2012
Aug 8, 2012
Request for entry into the European phase
Search/Exam
Jun 29, 2012
Information on entry into European phase
Search/Exam
Sep 14, 2011
Aug 25, 2011
Copy of the international search report
Search/Exam
Aug 25, 2011
Copy of the international search report
Search/Exam
Aug 25, 2011
Published international application - A1
Search/Exam
Apr 25, 2011
Apr 25, 2011
Apr 25, 2011
Feb 2, 2011
(Electronic) Receipt
PCTRO
Feb 2, 2011
Abstract
PCTRO
Feb 2, 2011
Claims
PCTRO
Feb 2, 2011
Description
PCTRO
Feb 2, 2011
Drawings
PCTRO